%0 Journal Article %A Adam P Croft %A Kurdow Nader %A Nirmalan Arulanantham %T A very unusual headache %D 2014 %R 10.7861/clinmedicine.14-1-58 %J Clinical Medicine %P 58-60 %V 14 %N 1 %U https://www.rcpjournals.org/content/clinmedicine/14/1/58.full.pdf